870280670 has 192 divisors, whose sum is σ = 2042413056. Its totient is φ = 265224960.

The previous prime is 870280667. The next prime is 870280699. The reversal of 870280670 is 76082078.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 16420364 + ... + 16420416.

It is an arithmetic number, because the mean of its divisors is an integer number (10637568).

Almost surely, 2^870280670 is an apocalyptic number.

870280670 is an abundant number, since it is smaller than the sum of its proper divisors (1172132386).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

870280670 is a wasteful number, since it uses less digits than its factorization.

870280670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175 (or 168 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 38.

The square root of 870280670 is about 29500.5198259285. The cubic root of 870280670 is about 954.7429184750.

The spelling of 870280670 in words is "eight hundred seventy million, two hundred eighty thousand, six hundred seventy".